uvm_fault(0xfffffd80084922e0, 0xc, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pf_addr_compare+0x47: movl 0xc(%r15),%r12d ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xfffffd80084922e0, 0xc, 0, 1) -> e pf_addr_compare(0,ffff8000222d5220,18) at pf_addr_compare+0x47 sys/net/pf.c:333 end trace frame: 0xffff8000222d51e0, count: 0 ddb{0}> trace pf_addr_compare(0,ffff8000222d5220,18) at pf_addr_compare+0x47 sys/net/pf.c:333 pflog_packet(ffff8000222d5208,8,ffffffff828bff88,0,0,0) at pflog_packet+0x3e7 sys/net/if_pflog.c:236 pf_test(18,1,ffff800000ae5000,ffff8000222d54d8) at pf_test+0xfd2 sys/net/pf.c:7206 ip6_input_if(ffff8000222d54d8,ffff8000222d54e4,29,0,ffff800000ae5000) at ip6_input_if+0x945 sys/netinet6/ip6_input.c:300 ipv6_input(ffff800000ae5000,fffffd806f32e500) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 tun_dev_write(5d00,ffff8000222d57c8,ffff8000212ac000,2) at tun_dev_write+0x204 sys/net/if_tun.c:870 spec_write(ffff8000222d5620) at spec_write+0xd4 sys/kern/spec_vnops.c:309 VOP_WRITE(fffffd806e2ef328,ffff8000222d57c8,11,fffffd807f7b78a0) at VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 vn_write(fffffd8068161440,ffff8000222d57c8,0) at vn_write+0x14e sys/kern/vfs_vnops.c:414 dofilewritev(ffff80002123c000,f0,ffff8000222d57c8,0,ffff8000222d58b0) at dofilewritev+0x1ab sys/kern/sys_generic.c:365 sys_write(ffff80002123c000,ffff8000222d5860,ffff8000222d58b0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff8000222d5930) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000222d5930) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x37d9d055460, count: -13 ddb{0}> show registers rdi 0x18 rsi 0xffffffff8270a410 __sancov_gen_cov_switch_values.133 rbp 0xffff8000222d50e0 rbx 0x18 rdx 0xffff800000afa500 rcx 0x2 rax 0xffff80002123c000 r8 0xffffffff819cefab pf_addr_compare+0x3b r9 0x1 r10 0x1c2810918569c63a r11 0x60244bd52b316bfe r12 0x18 r13 0xffff800000044880 r14 0xffff8000222d5220 r15 0 rip 0xffffffff819cefb7 pf_addr_compare+0x47 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000222d5090 ss 0x10 pf_addr_compare+0x47: movl 0xc(%r15),%r12d ddb{0}> show proc PROC (syz-executor.0) pid=342118 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=72, nice=20 forw=0xffffffffffffffff, list=0xffff80002123d260,0xffff80002123ca90 process=0xffff800021234010 user=0xffff8000222d0000, vmspace=0xfffffd80084922e0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 58152 516112 39549 0 2 0 syz-executor.1 58152 162943 39549 0 3 0x4000080 fsleep syz-executor.1 44595 97018 58653 0 7 0 syz-executor.0 *44595 342118 58653 0 7 0x4000000 syz-executor.0 122 285068 0 0 3 0x14200 bored sosplice 39549 206014 21417 0 3 0x82 nanoslp syz-executor.1 58653 411150 21417 0 3 0x82 nanoslp syz-executor.0 21417 385872 17772 0 3 0x82 thrsleep syz-fuzzer 21417 139199 17772 0 3 0x4000082 thrsleep syz-fuzzer 21417 126742 17772 0 3 0x4000082 thrsleep syz-fuzzer 21417 262079 17772 0 3 0x4000082 kqread syz-fuzzer 21417 118049 17772 0 3 0x4000082 thrsleep syz-fuzzer 21417 79720 17772 0 3 0x4000082 thrsleep syz-fuzzer 21417 321287 17772 0 3 0x4000082 thrsleep syz-fuzzer 21417 402429 17772 0 3 0x4000082 thrsleep syz-fuzzer 21417 422715 17772 0 3 0x4000082 thrsleep syz-fuzzer 17772 440159 75805 0 3 0x10008a sigsusp ksh 75805 474410 43063 0 3 0x92 select sshd 35314 58842 1 0 3 0x100083 ttyin getty 43063 173754 1 0 3 0x80 select sshd 90852 407539 94990 74 3 0x100092 bpf pflogd 94990 435667 1 0 3 0x80 netio pflogd 59659 890 24788 73 3 0x100090 kqread syslogd 24788 461339 1 0 3 0x100082 netio syslogd 36632 83945 1 77 3 0x100090 poll dhclient 82557 340950 1 0 3 0x80 poll dhclient 89765 22651 0 0 3 0x14200 bored smr 38534 365868 0 0 2 0x14200 zerothread 62394 175866 0 0 3 0x14200 aiodoned aiodoned 61401 70590 0 0 3 0x14200 syncer update 36263 288397 0 0 3 0x14200 cleaner cleaner 7115 319480 0 0 3 0x14200 reaper reaper 27049 106024 0 0 3 0x14200 pgdaemon pagedaemon 83455 115814 0 0 3 0x14200 bored crynlk 57491 86143 0 0 3 0x14200 bored crypto 36026 291549 0 0 3 0x14200 bored viomb 16019 137371 0 0 3 0x40014200 acpi0 acpi0 20249 360870 0 0 3 0x40014200 idle1 7200 92651 0 0 3 0x14200 bored softnet 31851 15252 0 0 3 0x14200 bored systqmp 91866 120714 0 0 3 0x14200 bored systq 49463 176492 0 0 3 0x40014200 bored softclock 19327 512305 0 0 3 0x40014200 idle0 1 294796 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 44595 (syz-executor.0) thread 0xffff80002123c000 (342118) exclusive rwlock netlock r = 0 (0xffffffff826b8e70) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1176 #1 tun_dev_write+0x1f9 sys/net/if_tun.c:869 #2 spec_write+0xd4 sys/kern/spec_vnops.c:309 #3 VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 #4 vn_write+0x14e sys/kern/vfs_vnops.c:414 #5 dofilewritev+0x1ab sys/kern/sys_generic.c:365 #6 sys_write+0x83 sys/kern/sys_generic.c:285 #7 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #7 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #8 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff828b9f28) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1176 #1 vn_write+0x42 sys/kern/vfs_vnops.c:399 #2 dofilewritev+0x1ab sys/kern/sys_generic.c:365 #3 sys_write+0x83 sys/kern/sys_generic.c:285 #4 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #4 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #5 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9505 6550K 6872K 78643K 11288 0 pcb 13 8K 8K 78643K 67 0 rtable 117 13K 14K 78643K 260 0 ifaddr 50 11K 12K 78643K 66 0 counters 44 34K 34K 78643K 50 0 ioctlops 0 0K 4K 78643K 1497 0 iov 0 0K 16K 78643K 17 0 mount 1 1K 1K 78643K 1 0 vnodes 1218 77K 77K 78643K 1481 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 3 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 36 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12598 0 file desc 6 17K 25K 78643K 866 0 proc 62 63K 95K 78643K 470 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 43 0 in_multi 33 2K 2K 78643K 55 0 ether_multi 1 0K 0K 78643K 9 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 55 254K 254K 78643K 55 0 exec 0 0K 2K 78643K 376 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 148 27K 27K 78643K 2911 0 UVM aobj 3 2K 2K 78643K 5 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 31 0 NDP 7 0K 0K 78643K 14 0 temp 82 3976K 4040K 78643K 4114 0 kqueue 3 4K 6K 78643K 11 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 6 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 120 43 0 41 1 0 1 1 0 8 0 rtentry 112 45 0 1 2 0 2 2 0 8 0 unpcb 120 167 0 157 2 0 2 2 0 8 1 syncache 296 10 0 10 3 3 0 1 0 8 0 tcpqe 32 80 0 80 2 2 0 1 0 8 0 tcpcb 736 135 0 117 4 2 2 3 0 8 0 inpcb 296 339 0 332 2 0 2 2 0 8 1 nd6 48 6 0 0 1 0 1 1 0 8 0 kcovpl 48 2 0 0 1 0 1 1 0 8 0 ppxss 1128 1 0 1 1 1 0 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 7 0 3 1 0 1 1 0 8 0 pftag 88 2 0 0 1 0 1 1 0 8 0 pfstitem 24 26 0 9 1 0 1 1 0 8 0 pfstkey 112 26 0 9 1 0 1 1 0 8 0 pfstate 328 26 0 9 2 0 2 2 0 8 0 pfrule 1360 39 0 25 3 1 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 188 0 0 12 0 12 12 0 8 0 art_table 32 189 0 0 2 0 2 2 0 8 0 art_node 16 44 0 4 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 2 1 0 1 1 0 8 0 semupl 112 3 0 3 2 2 0 1 0 8 0 semapl 112 32 0 22 1 0 1 1 0 8 0 shmpl 112 2 0 2 1 1 0 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2341 0 941 88 0 88 88 0 8 0 ffsino 272 2341 0 941 94 0 94 94 0 8 0 nchpl 144 3455 0 1849 60 0 60 60 0 8 0 uvmvnodes 72 2613 0 0 48 0 48 48 0 8 0 vnodes 224 2613 0 0 154 0 154 154 0 8 0 namei 1024 8583 0 8583 2 1 1 1 0 8 1 percpumem 16 36 0 3 1 0 1 1 0 8 0 vmpool 560 2 0 2 1 1 0 1 0 8 0 pfiaddrpl 120 7 0 0 1 0 1 1 0 8 0 scsiplug 72 1 0 1 1 0 1 1 0 8 1 scxspl 216 10673 0 10673 13 12 1 8 0 8 1 plimitpl 152 44 0 36 1 0 1 1 0 8 0 sigapl 424 1083 0 1049 4 0 4 4 0 8 0 futexpl 56 5437 0 5436 1 0 1 1 0 8 0 knotepl 112 73 0 53 1 0 1 1 0 8 0 kqueuepl 168 586 0 583 1 0 1 1 0 8 0 pipepl 336 95 0 84 5 3 2 2 0 8 1 fdescpl 496 1066 0 1049 3 0 3 3 0 8 0 filepl 152 3617 0 3514 6 0 6 6 0 8 1 lockfpl 104 43 0 42 1 0 1 1 0 8 0 lockfspl 48 17 0 16 1 0 1 1 0 8 0 sessionpl 144 18 0 7 1 0 1 1 0 8 0 pgrppl 48 22 0 11 1 0 1 1 0 8 0 ucredpl 96 252 0 243 1 0 1 1 0 8 0 zombiepl 144 1049 0 1049 2 1 1 1 0 8 1 processpl 1080 1083 0 1049 3 0 3 3 0 8 0 procpl 672 2249 0 2205 4 0 4 4 0 8 0 sosppl 168 2 0 2 1 0 1 1 0 8 1 sockpl 432 549 0 529 8 2 6 6 0 8 3 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 7 0 0 1 0 1 1 0 8 0 mcl2k 2048 187 0 0 23 0 23 23 0 8 0 mtagpl 96 49 0 0 2 0 2 2 0 8 0 mbufpl 256 310 0 0 17 0 17 17 0 8 0 bufpl 280 4664 0 181 321 0 321 321 0 8 0 anonpl 24 92096 0 75044 107 4 103 104 0 186 0 amapchunkpl 152 4652 0 4289 18 1 17 17 0 158 0 amappl16 200 3549 0 2835 38 0 38 38 0 8 0 amappl15 192 1 0 0 1 0 1 1 0 8 0 amappl14 184 23 0 19 1 0 1 1 0 8 0 amappl13 176 28 0 25 2 1 1 1 0 8 0 amappl12 168 10 0 10 1 1 0 1 0 8 0 amappl11 160 61 0 43 1 0 1 1 0 8 0 amappl10 152 429 0 422 1 0 1 1 0 8 0 amappl9 144 282 0 281 2 1 1 1 0 8 0 amappl8 136 155 0 110 2 0 2 2 0 8 0 amappl7 128 245 0 237 1 0 1 1 0 8 0 amappl6 120 472 0 458 1 0 1 1 0 8 0 amappl5 112 1223 0 1204 1 0 1 1 0 8 0 amappl4 104 290 0 261 1 0 1 1 0 8 0 amappl3 96 138 0 130 1 0 1 1 0 8 0 amappl2 88 7652 0 7572 3 1 2 3 0 8 0 amappl1 80 39856 0 39357 27 15 12 21 0 8 0 amappl 88 2558 0 2471 3 0 3 3 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 64 4 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1068 0 1051 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1068 0 1051 1 0 1 1 0 8 0 vmmpekpl 168 9325 0 9295 2 0 2 2 0 8 0 vmmpepl 168 139733 0 137661 123 31 92 107 0 357 1 vmsppl 368 1067 0 1051 2 0 2 2 0 8 0 rwobjpl 56 32312 0 30855 28 7 21 22 0 8 0 pdppl 4096 2143 0 2102 63 22 41 45 0 8 0 pvpl 32 478790 0 458572 175 7 168 171 0 265 2 pmappl 232 1067 0 1051 2 1 1 2 0 8 0 extentpl 40 58 0 40 1 0 1 1 0 8 0 phpool 112 324 0 31 9 0 9 9 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_addr_compare(0,ffff8000222d5220,18) at pf_addr_compare+0x47 sys/net/pf.c:333 pflog_packet(ffff8000222d5208,8,ffffffff828bff88,0,0,0) at pflog_packet+0x3e7 sys/net/if_pflog.c:236 pf_test(18,1,ffff800000ae5000,ffff8000222d54d8) at pf_test+0xfd2 sys/net/pf.c:7206 ip6_input_if(ffff8000222d54d8,ffff8000222d54e4,29,0,ffff800000ae5000) at ip6_input_if+0x945 sys/netinet6/ip6_input.c:300 ipv6_input(ffff800000ae5000,fffffd806f32e500) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 tun_dev_write(5d00,ffff8000222d57c8,ffff8000212ac000,2) at tun_dev_write+0x204 sys/net/if_tun.c:870 spec_write(ffff8000222d5620) at spec_write+0xd4 sys/kern/spec_vnops.c:309 VOP_WRITE(fffffd806e2ef328,ffff8000222d57c8,11,fffffd807f7b78a0) at VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 vn_write(fffffd8068161440,ffff8000222d57c8,0) at vn_write+0x14e sys/kern/vfs_vnops.c:414 dofilewritev(ffff80002123c000,f0,ffff8000222d57c8,0,ffff8000222d58b0) at dofilewritev+0x1ab sys/kern/sys_generic.c:365 sys_write(ffff80002123c000,ffff8000222d5860,ffff8000222d58b0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff8000222d5930) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000222d5930) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x37d9d055460, count: -13 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020d68ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 end of kernel end trace frame: 0x7f7ffffe8d10, count: -3